The molality of 2% (W/W) NaCl solution nearly
(A) 0.02m
(B) 0.35m
(C) 0.25m
(D) 0.45m

1cm is equal to: 0.1m (b) 0.01m (c) 0.10m (d) 0.001m

The molar conductivity of 0.05 M BaCl_(2) solution at 25^(@)C is 223 Omega^(-1)"cm"^(2) mol^(-1) . What is its conductivity?

What will be the H^(+) concentration in a solution prepared by mixing 50.0 ml of 0.20 m NaCl, 25 ml of 0.10 M NaOH and 25.0 ml of 0.30 M HCl?

Arrange the following solutions in the decreasing order of pOH : (A) 0.01 M HCl (B) 0.01 M NaOH (C) 0.01 M CH_3 COONa (D) 0.01 M NaCl

If L = (40 + 0.02) m and B = (20 +0.01) m then L/B is (A) (2 +0.003) m (B) (2 +0.015) m (C) (2 + 0.01) m (D) (2 +0.002) m